Home / 1,662,034.20-2,494,280.10-665,477.40

Finding the Fourth Proportional to 1,662,034.20, 2,494,280.10 and 665,477.40

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Solution

The fourth proportional to 1,662,034.20, 2,494,280.10 and 665,477.40 is: 998,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,034.20 : 2,494,280.10 = 665,477.40 : x
  2. Step 2: Convert to fraction form
    1,662,034.20/2,494,280.10 = 665,477.40/x
  3. Step 3: Cross multiply
    1,662,034.20x = 2,494,280.10 × 665,477.40
  4. Step 4: Simplify right side
    1,662,034.20x = 1,659,887,035,819.74
  5. Step 5: Solve for x
    x = 1,659,887,035,819.74/1,662,034.20
  6. Step 6: Final answer
    x = 998,708.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.